It looks like there are hourly trains starting at 5:09. Did you have a particular day and time in mind?
Yes, I'd like to book the train for Wednesday and I want to arrive in Cambridge by 08:30.
restaurant-area restaurant-day restaurant-food restaurant-name restaurant-people restaurant-time train-arriveby train-day train-departure train-destination
restaurant-area restaurant-day restaurant-food restaurant-name restaurant-people restaurant-time train-arriveby train-day train-departure train-destination
restaurant-area restaurant-day restaurant-food restaurant-name restaurant-people restaurant-time train-arriveby train-day train-departure train-destination
restaurant-area restaurant-day restaurant-food restaurant-name restaurant-people restaurant-time train-arriveby train-day train-departure train-destination